Let’s talk a bit about Vim or Vi. As a hacker, I think it’s important to know and learn Vim as a geek editor tool in the world. For me, it’s the best text editor in Linux because of rich of features, flexibility and fast. You can open codes in PHP or Perl or C or C++ or Java or Python or Ruby in very nice layout of colors !! Read the rest of this entry »

When you know what Linux or Nix or Unix commands that I used everyday… Now, It’s the time that you should know these very useful administration commands…Enjoy it… !!

1. jobs
2. bg
3. fg
4. nice
5. renice
6. at
7. top

Anything missing, please add more Read the rest of this entry »

ls -alfi [directory/file] : See the list of file in a directory or too see the atribute of a file
cat [file name] : See the content of a file
uname -ar : See the kernel version
cat /etc/issue : See the distribution of the system
netstat -tnap : See the connection in and out or listen Read the rest of this entry »

Every time a file is read from your Linux ext3 partition it writes back a attribute to the file detailing the last access time. There are very few programs that actually use this to operate and it slows everything down.  Disabling “atime” and “diratime” on your Linux ext3 file systems can improve disk performance up to 40%!! Recommended to check this out… Read the rest of this entry »

Every little bit of speed helps every little single seconds to improve your Linux speed and tweaking the boot speed. You can add the following to your GRUB menu (usually on the second line). The way that you can edit the boot parameters in the GRUB boot menu varies by distribution. The GRUB menu will usually tell you what to press to edit the boot parameter when you boot. Don’t worry about messing up on the GRUB menu when you booting, it is not permanent.

• If you do not use any USB devices add “no usb” in the GRUB menu
• If you are running a server and don’t need a GUI add “3″. After that you can install Webmin to manage from a web browser
• Rather than webmin, I prefer using ssh Just need to install ssh server, and you can access it remotely

Some BIOS hacks are important to speed up the boot process. Enter your BIOS Read the rest of this entry »